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參數(shù)資料
| 型號： | 8182 |
| 廠商： | Allegro MicroSystems, Inc. |
| 英文描述： | LOW-DROPOUT, 3 V REGULATOR . HIGH EFFICIENCY |
| 中文描述： | 低壓差，3 V穩(wěn)壓器。高效 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 111K |
| 代理商： | 8182 |
8182
LOW-DROPOUT,
3 V REGULATOR
ELECTRICAL CHARACTERISTICS at T
A
= +25
°
C (unless otherwise noted).
Limits
Characteristic
Symbol
Test Conditions
Min.
Typ.
Max.
Units
Output Voltage
V
O
4 V
≤
V
I
≤
8 V,
T
A
= +25
°
C
2.95
3.00
3.05
V
10
μ
A
≤
I
O
≤
100 mA
-20
°
C
≤
T
A
≤
+85
°
C
2.90
3.00
3.10
V
V
I
= 3 V, I
O
= 60 mA, -20
°
C
≤
T
A
≤
+85
°
C
2.70
—
—
V
Output Volt. Temp. Coeff.
α
VO
V
I
= 6 V, I
O
= 10 mA
—
—
±
0.5
mV/
°
C
Line Regulation
V
O(
VI)
6 V
≤
V
I
≤
8 V, I
O
= 1 mA
—
7.0
14
mV
4 V
≤
V
I
≤
6 V, I
O
= 1 mA
—
5.5
11
mV
Load Regulation
V
O(
IO)
1 mA
≤
I
O
≤
100 mA, V
I
= 8 V
—
12
30
mV
1 mA
≤
I
O
≤
100 mA, V
I
= 6 V
—
11
25
mV
1 mA
≤
I
O
≤
100 mA, V
I
= 4 V
—
8.0
20
mV
Dropout Voltage
V
I
min - V
O
I
O
= 60 mA
—
85
150
mV
I
O
= 125 mA*
—
175
TBD
mV
Quiescent Current
I
Q
V
I
= 6 V, 1 mA
≤
I
O
≤
100 mA, V
E
≥
2.0 V
—
46
60
μ
A
(GND terminal current)
V
I
= 8 V, 1 mA
≤
I
O
≤
100 mA, V
E
≥
2.0 V
—
50
65
μ
A
I
Q(off)
4 V
≤
V
I
≤
8 V, V
E
≤
0.8 V
—
0.05
1.0
μ
A
ENABLE Input Voltage
V
EH
4 V
≤
V
I
≤
8 V,
Output ON
2.0
—
—
V
V
EL
-20
°
C
≤
T
A
≤
+85
°
C
Output OFF
—
—
0.8
V
ENABLE Input Current
I
E
T
A
≤
+85
°
C, V
E
= V
I
= 8 V
—
—
±
0.1
μ
A
COMP Threshold Voltage
V
C(t)
4 V
≤
V
I
≤
8 V, V
C
increasing from 0
1.20
1.23
1.30
V
COMP Threshold Volt. TC
α
VC
4 V
≤
V
I
≤
8 V
—
—
±
0.5
mV/
°
C
COMP Threshold Hys.
V
C(hys)
4 V
≤
V
I
≤
8 V
12
34
50
mV
COMP Input Current
I
C
0 V
≤
V
C
≤
V
O
—
-25
TBD
nA
COMP Input Current TC
α
IC
4 V
≤
V
I
≤
8 V
—
-0.5
-2.5
nA/
°
C
RESET Leakage Current
I
OR
V
OR
= V
I
= 10 V, T
A
= +85
°
C
—
—
2.0
μ
A
RESET Output Voltage
V
OR
I
OR
= 500
μ
A
—
100
400
mV
Thermal Shutdown Temp.
T
J
150
—
—
°
C
Thermal Resistance
R
θ
JA
Mounted on 2.24" x 2.24" solder-coated
copper-clad board in still air
—
108
—
°
C/W
Typical values are at T
A
= +25
°
C and are given for circuit design information only.
* Pulse test (
≤
50 ms). See previous page for duty cycle limitations.
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